test_extract stderr

/usr/lib/python2.7/xml/etree/ElementTree.py:1638: DeprecationWarning: This method of XMLParser is deprecated.  Define doctype() method on the TreeBuilder target.
  DeprecationWarning,
F.FF..
======================================================================
FAIL: test_expression_with_empty_maps (__main__.TestRasterExtraction)
Perform r.mapcalc expression and register empty maps
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Traceback (most recent call last):
  File "temporal/t.rast.extract/testsuite/test_extract.py", line 161, in test_expression_with_empty_maps
    self.assertModuleKeyValue(module=info, reference=tinfo_string, precision=2, sep="=")
  File "etc/python/grass/gunittest/case.py", line 254, in assertModuleKeyValue
    self.fail(self._formatMessage(msg, stdMsg))
AssertionError: t.info input=precip_abs2 type=strds -g difference:
mismatch values (key, reference, actual): [('end_time', '2002-07-01 00:00:00', u"'2002-07-01 00:00:00'"), ('granularity', '3 months', u"'3 months'"), ('start_time', '2001-01-01 00:00:00', u"'2001-01-01 00:00:00'")]
command: t.info input=precip_abs2 type=strds -g {}

======================================================================
FAIL: test_selection (__main__.TestRasterExtraction)
Perform a simple selection by datetime
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Traceback (most recent call last):
  File "temporal/t.rast.extract/testsuite/test_extract.py", line 96, in test_selection
    self.assertModuleKeyValue(module=info, reference=tinfo_string, precision=2, sep="=")
  File "etc/python/grass/gunittest/case.py", line 254, in assertModuleKeyValue
    self.fail(self._formatMessage(msg, stdMsg))
AssertionError: t.info input=precip_abs2 type=strds -g difference:
mismatch values (key, reference, actual): [('end_time', '2002-07-01 00:00:00', u"'2002-07-01 00:00:00'"), ('granularity', '3 months', u"'3 months'"), ('start_time', '2001-07-01 00:00:00', u"'2001-07-01 00:00:00'")]
command: t.info input=precip_abs2 type=strds -g {}

======================================================================
FAIL: test_selection_and_expression (__main__.TestRasterExtraction)
Perform a selection by datetime and a r.mapcalc expression
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Traceback (most recent call last):
  File "temporal/t.rast.extract/testsuite/test_extract.py", line 129, in test_selection_and_expression
    self.assertModuleKeyValue(module=info, reference=tinfo_string, precision=2, sep="=")
  File "etc/python/grass/gunittest/case.py", line 254, in assertModuleKeyValue
    self.fail(self._formatMessage(msg, stdMsg))
AssertionError: t.info input=precip_abs2 type=strds -g difference:
mismatch values (key, reference, actual): [('end_time', '2002-07-01 00:00:00', u"'2002-07-01 00:00:00'"), ('granularity', '3 months', u"'3 months'"), ('start_time', '2002-01-01 00:00:00', u"'2002-01-01 00:00:00'")]
command: t.info input=precip_abs2 type=strds -g {}

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Ran 6 tests in 25.830s
FAILED (failures=3)